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var(--accent-glow)}.student-profile-info{flex:1;min-width:0}.student-profile-name{font-size:1.4rem;font-weight:700;color:var(--text-primary);letter-spacing:-.03em;margin-bottom:8px}.student-profile-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:.8rem;color:var(--text-secondary)}.student-profile-meta span{display:flex;align-items:center;gap:5px}.student-profile-address{display:flex;align-items:center;gap:5px;font-size:.8rem;color:var(--text-tertiary);margin-top:8px}.student-profile-badge{display:flex;flex-direction:column;align-items:flex-end;gap:6px;flex-shrink:0}.details-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}.details-stat{background:var(--bg-surface);border:1px solid 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var(--transition)}.enrollment-card:hover{background:var(--bg-overlay)}.enrollment-card-top{display:flex;align-items:center;justify-content:space-between}.enrollment-card-icon{width:30px;height:30px;border-radius:var(--radius-sm);background:var(--accent-muted);color:var(--accent);display:flex;align-items:center;justify-content:center}.enrollment-card-course{font-size:.875rem;font-weight:600;color:var(--text-primary);margin-top:4px}.enrollment-card-details{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}.enrollment-card-detail{display:flex;align-items:center;gap:4px;font-size:.75rem;color:var(--text-tertiary)}@media (max-width: 768px){.details-stats{grid-template-columns:repeat(2,1fr)}.student-profile-badge{align-items:flex-start;width:100%}.enrollment-cards{grid-template-columns:1fr}}:root{--bg-base: #0a0a0f;--bg-surface: #111118;--bg-overlay: #16161f;--bg-elevated: #1c1c28;--bg-hover: #21212e;--border-subtle: #1e1e2a;--border-default: #272736;--border-strong: #33334a;--text-primary: #e8e8f0;--text-secondary: #9090a8;--text-tertiary: #5a5a72;--text-disabled: #3a3a50;--accent: #6366f1;--accent-hover: #7c7ff5;--accent-muted: rgba(99, 102, 241, .12);--accent-glow: rgba(99, 102, 241, .25);--success: #22c55e;--success-muted: rgba(34, 197, 94, .12);--warning: #f59e0b;--warning-muted: rgba(245, 158, 11, .12);--danger: #ef4444;--danger-muted: rgba(239, 68, 68, .12);--info: #38bdf8;--info-muted: rgba(56, 189, 248, .12);--sidebar-width: 230px;--navbar-height: 56px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--shadow-sm: 0 1px 3px rgba(0,0,0,.4);--shadow-md: 0 4px 16px rgba(0,0,0,.5);--shadow-lg: 0 8px 32px rgba(0,0,0,.6);--shadow-glow: 0 0 0 1px var(--accent), 0 4px 24px var(--accent-glow);--font-sans: "Instrument Sans", sans-serif;--font-mono: "Geist Mono", monospace;--transition: .15s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:14px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font-sans);background:var(--bg-base);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}#root{display:flex;min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:var(--font-sans);cursor:pointer;border:none;background:none}input,select,textarea{font-family:var(--font-sans)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:99px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.app-layout{display:flex;width:100%;min-height:100vh}.main-wrapper{flex:1;display:flex;flex-direction:column;margin-left:var(--sidebar-width);min-height:100vh;transition:margin-left var(--transition)}.page-content{flex:1;padding:32px 36px;max-width:1400px;width:100%}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;gap:16px;flex-wrap:wrap}.page-header-left h1{font-size:1.5rem;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.page-header-left p{font-size:.875rem;color:var(--text-secondary);margin-top:2px}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--radius-sm);font-size:.8125rem;font-weight:500;transition:all var(--transition);cursor:pointer;white-space:nowrap;line-height:1}.btn-primary{background:var(--accent);color:#fff;border:1px solid transparent}.btn-primary:hover{background:var(--accent-hover);box-shadow:0 0 0 3px var(--accent-glow)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-default)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--border-strong)}.btn-danger{background:var(--danger-muted);color:var(--danger);border:1px solid transparent}.btn-danger:hover{background:var(--danger);color:#fff}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid transparent;padding:6px 10px}.btn-ghost:hover{background:var(--bg-elevated);color:var(--text-primary);border-color:var(--border-default)}.btn-sm{padding:5px 10px;font-size:.75rem}.btn-icon{padding:7px;border-radius:var(--radius-sm)}.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}.search-wrapper{position:relative;flex:1;min-width:200px;max-width:360px}.search-wrapper svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-tertiary);pointer-events:none}.search-input{width:100%;background:var(--bg-surface);border:1px solid var(--border-default);color:var(--text-primary);padding:7px 12px 7px 34px;border-radius:var(--radius-sm);font-size:.8125rem;outline:none;transition:all var(--transition)}.search-input::placeholder{color:var(--text-tertiary)}.search-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow);background:var(--bg-overlay)}.filter-tabs{display:flex;gap:2px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-sm);padding:3px}.filter-tab{padding:5px 12px;border-radius:4px;font-size:.78rem;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);border:none;background:none}.filter-tab:hover{color:var(--text-primary)}.filter-tab.active{background:var(--bg-elevated);color:var(--text-primary);box-shadow:var(--shadow-sm)}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:99px;font-size:.72rem;font-weight:600;letter-spacing:.02em}.badge-success{background:var(--success-muted);color:var(--success)}.badge-warning{background:var(--warning-muted);color:var(--warning)}.badge-danger{background:var(--danger-muted);color:var(--danger)}.badge-info{background:var(--info-muted);color:var(--info)}.badge-default{background:var(--bg-elevated);color:var(--text-secondary)}.badge-accent{background:var(--accent-muted);color:var(--accent)}.avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;flex-shrink:0;border:1px solid var(--border-default)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:32px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:64px 24px;color:var(--text-tertiary);text-align:center;gap:12px}.empty-state svg{opacity:.4}.empty-state p{font-size:.875rem}.toast-container{position:fixed;bottom:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:8px}.toast{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:var(--radius-md);background:var(--bg-elevated);border:1px solid var(--border-default);box-shadow:var(--shadow-lg);font-size:.8125rem;color:var(--text-primary);animation:slideInRight .25s ease;min-width:240px;max-width:360px}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--danger)}.toast.info{border-left:3px solid var(--accent)}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.spinner{width:20px;height:20px;border:2px solid var(--border-default);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-page{display:flex;align-items:center;justify-content:center;min-height:300px}.divider{height:1px;background:var(--border-subtle);margin:24px 0}@media (max-width: 768px){.main-wrapper{margin-left:0}.page-content{padding:20px 16px}.stats-grid{grid-template-columns:1fr 1fr}}@media (max-width: 480px){.stats-grid{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:flex-start}}